Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4659459 | Automated systems for introducing chemicals into water or other liquid treatment systems | Davie B. Lawhon | 1987-04-21 |
| 4648043 | Computerized system for feeding chemicals into water treatment system | — | 1987-03-03 |
| 4533123 | Liquid mixing device | — | 1985-08-06 |
| 4464315 | Indexing controller system and method of automatic control of cooling water tower systems | — | 1984-08-07 |
| 4460008 | Indexing controller apparatus for cooling water tower systems | Robert V. Morris | 1984-07-17 |
| 4442009 | Boiler water treatment | David W. Reichgott | 1984-04-10 |